4378240

素因数分解:

$2^7\times 5^1\times {\mathrm{6841}}^1$

素因数の和:6860

約数の個数: 32

約数和(自身を含む): 10468260

約数和(自身を除く): 6090020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 6841, 13682, 27364, 34205, 54728, 68410, 109456, 136820, 218912, 273640, 437824, 547280, 875648, 1094560, 2189120, 4378240]

約数ペア:

[(1, 4378240), (2, 2189120), (4, 1094560), (5, 875648), (8, 547280), (10, 437824), (16, 273640), (20, 218912), (32, 136820), (40, 109456), (64, 68410), (80, 54728), (128, 34205), (160, 27364), (320, 13682), (640, 6841)]